PRMF relative phase spectrum IP method with PRMF signal as excitation has the same advantage of relative phase IP method, and offer rich information for the discrimination of anomaly source.

利用伪随机多频信号作为场源的多频相对相位谱观测法拥有相对相位观测法的优点，同时为异常源的区分提供丰富的信息。

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PRMF relative phase spectrum IP method with PRMF signal as excitation has the same advantage of relative phase IP method, and offer rich information for the discrimination of anomaly source.

利用伪随机多频信号作为场源的多频相对相位谱观测法拥有相对相位观测法的优点，同时为异常源的区分提供丰富的信息。

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